* Designed for the most challenging conditions * Maximum Protection: kills and repels more than 70 species of insects regardless of conditions * Weatherproof, sweat-resistant formula provides up to 17 days of protection * Contains multiple sunscreens and conditioners, too * Citronella scented * A Horse Journal favorite * Learn more about the UltraShield Fly Control Family in 'Other Info' below Absorbine UltraShield EX fly spray's weatherproof, sweat resistant formula provides long-lasting repellency and up to 17-day protection from biting and nuisance flies, gnats, ticks and mosquitoes. Non-oily, water-based repellent is pleasantly scented with citronella; contains sunscreens and conditioners including aloe and lanolin.